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Class Code Information
Phraseology
Metal Stamped Products Mfg. – NOCApplicable to mass produced stamped metal articles using hand-fed or semi-automatic punch presses.
Description
Code 3400 applies to employers engaged in manufacturing metal stamped products or parts which are usually produced on hand-fed punch presses, and include metal brackets, unfinished trays and dishes, electrical and electronic fittings, levers, parts for toys, lamp and lighting fixture parts, as well as other industrial and consumer products. This classification applies whether some punch presses are operated by the employer interchangeably as either hand-fed or automatic feed.
Sheet metal stock in varying sizes is cut to size and stamped to shape using hand-fed punch presses to produce the stampings. Also included are secondary or incidental machining operations which include blanking, bending, piercing, notching, deburring, tumbling, tapping, sanding, and buffing.
Machining of tools and dies used principally in the production of stampings by the same employer is included under the scope of this classification.
Assignment by Analogy
• Explosives – stamping of primer caps
• Motion picture film reels – metal – stamped
Operations to be Separately Rated
Metal spinning’s and stamping – if spinning represents the major portion of the production process. Switch plates, outlet plates and ceiling plates manufacturing – brass. Refer to Code 3315 “Brass or Copper Goods Mfg.”
Metal stampings manufacturing exclusively using automatic-type punch presses. Hinges and hinge tubes manufacturing – using hand-fed or semi-automatic punch presses. Refer to Code 3129 “Buckle or Button Mfg. – Metal.”
Manufacturing of tools and dies as a separate enterprise by a metal stamping employer is separately assigned to the appropriate tool manufacturing classification code if most of the tools and dies are sold to others and are not used in the manufacture of the metal stampings. Assign the appropriate tool manufacturing classification.